7New Zealand Guidelines Group. Handbook for the Prepa- ration of Explicit Evidence-Based Clinical Practice Guidelines[S]. New Zealand,2001: 1 - 157.
8Scottish Intercollegiate Guidelines Network. Report on a Recommended Referral Document. [R]. Scotland: SIGN Publication, 1998 : 1 - 14.
9Vlayen J, Aertgeerts B, Hannes K,et al. A systematic review of appraisal tools for clinical practice guidelines: multiple similarities and one common deficit [J]. Int J Qual Health Care,2005,17(3) :235 - 242.
10Graham ID,Calder LA, Hebert PC,et al. A comparison of clinical practice guideline appraisal instruments[J]. Int J Technol Assess Health Care,2000,16(4) : 1024 -1038.
